Coordinate Plane Parallel Perpendicular

Perpendicular lines always have slopes that are _________.

• the same

• opposite reciprocals

• negative

• equal

Tags

CCSS.8.EE.B.6

Any horizontal line and vertical line will be perpendicular.

• Always true

• Sometimes true

• Never true

Tags

CCSS.HSG.CO.A.1

Line A has a slope of 2/3. What would be the slope of a line PARALLEL to Line A?

• -3/2

• 3/2

• 2/3

• -2/3

Tags

CCSS.8.EE.B.6

Line B has a slope of 5/4. What would be the slope of a line PERPENDICULAR to line B?

• 5/4

• 4/5

• -4/5

• -5/4

Tags

CCSS.8.EE.B.5

Which two lines are perpendicular?

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

If two lines are parallel their slopes are  ____________

• the same.

• negative reciprocals of each other.

Tags

CCSS.8.EE.B.6

Are these lines parallel?
y = 12x + 4
y = 12x +14

• YES

• NO